!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="utf-8">
    <title>习题与答案</title>
</head>
<body>
    <h1> <ins>习题与答案</ins></h1>
    <p>已知x<sup>2</sup>-3x+2=0,求x的值？</p>
    <br>
        答案:x<sub>1</sub>=1,x<sub>2</sub>=2
      </p>
		  <br>
    <hr>
    <i>mengqingchang@gmail.com</i>
</body>
</html><!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	</head>
	<body>
	</body>
</html>